What factors guide the choice of identifiers in Programs ?

1.	What factors guide the choice of identifiers in Programs ?
Answer» 1. An identifier must start with a letter or underscore followed by any number of digits or/ and letters. 2. No special character (other than under-score) should be included in the identifier. 3. No reserved word or standard identifier should be used. 4. Upper and lower case letters are different. All characters are significant.

Answer»

1. An identifier must start with a letter or underscore followed by any number of digits or/ and letters.

2. No special character (other than under-score) should be included in the identifier.

3. No reserved word or standard identifier should be used.

4. Upper and lower case letters are different. All characters are significant.

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